import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;

//构造方法是什么，与之相对是什么

//创建固定线程个数的线程池
class MyThreadPool{
    private BlockingQueue<Runnable> queue = null;

    public MyThreadPool(int n){
        //初始化线程池，创建固定个数的线程
        queue = new ArrayBlockingQueue<>(1000);

        //创建N个线程
        for(int i = 0; i < n; i++){
            Thread t = new Thread(() -> {
                try{
                    while(true){
                        Runnable task = queue.take();
                        task.run();
                    }
                }catch (InterruptedException e){
                    e.printStackTrace();
                }
            });
            t.start();
        }
    }


    public void submit(Runnable task) throws InterruptedException {
        //将任务放到队列中
        queue.put(task);
    }
}

public class demo1 {
    public static void main(String[] args) throws InterruptedException {
        MyThreadPool pool = new MyThreadPool(10);
        //这段是如何创建任务的？
        //向线程提交任务
        for (int i = 0; i < 100; i++) {
            int id = i;
            pool.submit(() -> {
                System.out.println(Thread.currentThread().getName() + " id" + id);
            });
        }
    }
}